```js
'use strict';

var transform = function transform(value, predicate, mutator) {
  if (predicate(value)) {
    return mutator(value);
  }
  return value;
};
var height = 69;
var isHeightInches = function isHeightInches(height) {
    return height < 100;
};
var inchesToCentimeters = function inchesToCentimeters(inches) {
    return height * 2.54;
};
height = transform(height, isHeightInches, inchesToCentimeters);
console.log(height);
height = transform(height, isHeightInches, inchesToCentimeters);
console.log(height);
```